// Licensed to LinDB under one or more contributor
// license agreements. See the NOTICE file distributed with
// this work for additional information regarding copyright
// ownership. LinDB licenses this file to you under
// the Apache License, Version 2.0 (the "License"); you may
// not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.

package function

import (
	"testing"

	"github.com/lindb/common/pkg/timeutil"
	"github.com/stretchr/testify/assert"

	"github.com/lindb/lindb/pkg/collections"
)

func TestRateCall(t *testing.T) {
	array1 := collections.NewFloatArray(10)
	array1.SetValue(1, 10.0)
	array1.SetValue(2, 5.0)

	rs := RateCall(10*timeutil.OneSecond, array1)
	assert.Equal(t, 1.0, rs.GetValue(1))
	assert.Equal(t, 0.5, rs.GetValue(2))

	rs = RateCall(10 * timeutil.OneSecond)
	assert.Nil(t, rs)
}
